<!--6.表格标签.html-->
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>表格标签</title>
</head>
<body>
<!-- 设置整个表格居中，高度、宽度、  -->
<table align="center" border="1" width="300" height="300" cellspacing="20">
    <tr>
        <!--    th 表头    -->
        <th>1.1</th>
        <th>1.2</th>
        <th>1.3</th>
    </tr>
    <tr>
        <td align="center">2.1</td>  <!-- 居中 -->
        <td><b>2.2</b></td>  <!-- 加粗 -->
        <td>2.3</td>
    </tr>
    <tr>
        <td>3.1</td>
        <td>3.2</td>
        <td>3.3</td>
    </tr>
</table>
</body>
</html>